mosquito hawk vs odonate

mosquito hawk and odonate both are nouns.

Word	Noun	Adjective	Verb	Adverb
mosquito hawk	Yes	No	No	No
odonate	Yes	No	No	No

As nouns, odonate is a hypernym of mosquito hawk; that is, odonate is a word with a broader meaning than mosquito hawk:

mosquito hawk: slender-bodied non-stinging insect having iridescent wings that are outspread at rest; adults and nymphs feed on mosquitoes etc.
odonate: large primitive predatory aquatic insect having two pairs of membranous wings

mosquito hawk (noun)	odonate (noun)
slender-bodied non-stinging insect having iridescent wings that are outspread at rest; adults and nymphs feed on mosquitoes etc.	large primitive predatory aquatic insect having two pairs of membranous wings
mainly nocturnal North American goatsucker